AnalyzerSentence analysis3SpansSentence賽の河原の石積み1000 character limitAnalyzeSentence賽さいの河原かわらの石いし積つみSpan Details賽さいの河原かわらChildren's Limbo; Sai-no-Kawara; futile effort; endless unrewarding toilexpression, noun, no-adjectiveのpossession, attribution, nominalizer, or nominal linkergrammar石いし積つみ-noun石積みいしづみmasonry; stonework